1 /*
   2  * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.lang.annotation;
  27 
  28 /**
  29  * A program element type.  The constants of this enumerated type
  30  * provide a simple classification of the declared elements in a
  31  * Java program.
  32  *
  33  * <p>These constants are used with the {@link Target} meta-annotation type
  34  * to specify where it is legal to use an annotation type.
  35  *
  36  * @author  Joshua Bloch
  37  * @since 1.5
  38  */
  39 public enum ElementType {
  40     /** Class, interface (including annotation type), or enum declaration */
  41     TYPE,
  42 
  43     /** Field declaration (includes enum constants) */
  44     FIELD,
  45 
  46     /** Method declaration */
  47     METHOD,
  48 
  49     /** Formal parameter declaration */
  50     PARAMETER,
  51 
  52     /** Constructor declaration */
  53     CONSTRUCTOR,
  54 
  55     /** Local variable declaration */
  56     LOCAL_VARIABLE,
  57 
  58     /** Annotation type declaration */
  59     ANNOTATION_TYPE,
  60 
  61     /** Package declaration */
  62     PACKAGE,
  63 
  64     /**
  65      * Type parameter declaration
  66      *
  67      * @since 1.8
  68      */
  69     TYPE_PARAMETER,
  70 
  71     /**
  72      * Use of a type
  73      *
  74      * @since 1.8
  75      */
  76     TYPE_USE
  77 }